[C320-list] Diesel vibration, 1999 Yanmar

[Chris Brearley]

Bill, I have just adjusted my idle up, resulted in no shudder when dropping RPM rapidly!

Regards,

Christopher Brearley 
#374

> On 18 Jun 2014, at 11:09 am, "Bill Hutt" <bhutt at windstream.net> wrote:
> 
> I'll try to raise the idle a tad and see if that helps. Thanks,
> 
> Bill
> 
> -----Original Message----- From: Jeff Hare Sent: Tuesday, June 17, 2014 3:55 PM To: C320-List at Catalina320.com Subject: Re: [C320-list] Diesel vibration, 1999 Yanmar 
> Hi Bill,
> 
> Ours does this if our Idle was set a bit too low.  If you pull the front
> engine cover, on the Left side, is the governor cable (throttle) that's
> connected to a little brass block.  There's a stop screw that controls how
> low the idle can go.  Give it a few turns so that the idle is just a tad
> higher.  With a little trial & error, we got it set so that we can throttle
> down fast and it won't shudder, but still low enough for an idle and gentle
> shifting.
> 
> -Jeff
> 
> -----Original Message-----
> From: C320-list [mailto:c320-list-bounces at lists.catalina320.com] On Behalf
> Of Bill Hutt
> Sent: Tuesday, June 17, 2014 8:16 AM
> To: C320-List at Catalina320.com
> Subject: [C320-list] Diesel vibration, 1999 Yanmar
> 
> Group,
> 
> While we're on the subject, when I quickly rev down the engine (as when
> docking) I get a terrible shudder. If I rev down slowly, no issues.
> When I first got the boat the mechanic said no big deal. Other than that
> engine seems to run fine.
> Any ideas/ suggestions?
> Thanks,
> Bill Hutt
> Caribbean Soul
> Cleveland, Ohio
> 
> Sent from my iPad=